"The Federal Security Service of Russia in the Nizhny Novgorod Region prevented a sabotage and terrorist act planned by Ukrainian special services with the participation of two people from Central Asia, adherents of the ideology of an international terrorist organisation banned in the territory of Russia," the FSB said in a statement.
On the instructions of a Ukrainian curator, they seized FPV drones with improvised explosive devices to attack a petrochemical plant, the statement said, adding that they resisted during the detention and were neutralised.